Developers’ Weblog

Sometimes, when you develop WUIs (Web UI), you really have to
test them against a variety of browsers, not all of which are
available for the operating system installed on peoples’ desktop
PCs, or working in Wine. (For theming QA, Wine is also a #FAIL,
but for technical QA, MSIE 1.5, 3.0, 5.02, 5.5, 6.0 work fine,
and MSIE 7.0 can be used under rare circumstances.) In these
cases, you use VMs running certain operating systems. One VM had
an interesting idea of which hardware you can “safely remove”
a couple of days ago when I was hacking it anyway: